040-355

Ensure your HVAC system operates safely and efficiently with this high-performance Air Pressure Flow Switch. Designed as a critical air-proving component, this switch monitors the pressure differential within your system to confirm proper airflow before allowing heating or cooling cycles to engage. This essential safety mechanism prevents equipment damage and overheating by ensuring the blower or fan is functional. Ideal for commercial and industrial climate control units, this flow switch offers precise sensing and reliable performance. Whether you are troubleshooting a system that won't start or performing preventative maintenance, this air pressure sensor is a vital replacement part for maintaining optimal air circulation and system integrity.
Type: Air Pressure Switch / Air Proving Switch
Size: Standard
Application: Commonly used in commercial HVAC systems, chillers, air handling units, and industrial ventilation systems to verify airflow and pressure differential.
Specifications: Features a sensitive diaphragm for precise air pressure detection; integrated electrical contacts for system safety loops; durable construction designed for long-term HVAC environment exposure.